EP0708183A4 - High-carbon steel rod wire or steel wire excellent in workability in wire drawing and process for producing the same - Google Patents

High-carbon steel rod wire or steel wire excellent in workability in wire drawing and process for producing the same

Info

Publication number
EP0708183A4
EP0708183A4 EP94912062A EP94912062A EP0708183A4 EP 0708183 A4 EP0708183 A4 EP 0708183A4 EP 94912062 A EP94912062 A EP 94912062A EP 94912062 A EP94912062 A EP 94912062A EP 0708183 A4 EP0708183 A4 EP 0708183A4
Authority
EP
European Patent Office
Prior art keywords
wire
workability
producing
same
carbon steel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP94912062A
Other languages
German (de)
French (fr)
Other versions
EP0708183A1 (en
EP0708183B1 (en
Inventor
Akifumi Kawana
Hiroshi Oba
Ikuo Ochiai
Seiki Nishida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP5122984A external-priority patent/JP2984888B2/en
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of EP0708183A1 publication Critical patent/EP0708183A1/en
Publication of EP0708183A4 publication Critical patent/EP0708183A4/en
Application granted granted Critical
Publication of EP0708183B1 publication Critical patent/EP0708183B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/002—Bainite
EP94912062A 1993-05-25 1994-04-06 High-carbon steel rod wire or steel wire excellent in workability in wire drawing and process for producing the same Expired - Lifetime EP0708183B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP122984/93 1993-05-25
JP5122984A JP2984888B2 (en) 1992-06-23 1993-05-25 High carbon steel wire or steel wire excellent in wire drawability and method for producing the same
JP12298493 1993-05-25
PCT/JP1994/000576 WO1994028189A1 (en) 1993-05-25 1994-04-06 High-carbon steel rod wire or steel wire excellent in workability in wire drawing and process for producing the same

Publications (3)

Publication Number Publication Date
EP0708183A1 EP0708183A1 (en) 1996-04-24
EP0708183A4 true EP0708183A4 (en) 1996-11-06
EP0708183B1 EP0708183B1 (en) 2000-03-22

Family

ID=14849423

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94912062A Expired - Lifetime EP0708183B1 (en) 1993-05-25 1994-04-06 High-carbon steel rod wire or steel wire excellent in workability in wire drawing and process for producing the same

Country Status (4)

Country Link
US (1) US5658402A (en)
EP (1) EP0708183B1 (en)
DE (1) DE69423619T2 (en)
WO (1) WO1994028189A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6596098B1 (en) * 1999-01-28 2003-07-22 Nippon Steel Corporation Wire rod for high-fatigue-strength steel wire, steel wire and method of producing the same
JP4248790B2 (en) * 2002-02-06 2009-04-02 株式会社神戸製鋼所 Steel wire rod excellent in mechanical descaling property and manufacturing method thereof
TWI516611B (en) * 2013-10-08 2016-01-11 新日鐵住金股份有限公司 Wire rod, hyper-eutectoid bainite steel wire, and method for manufacturing thereof
JP2016014169A (en) * 2014-07-01 2016-01-28 株式会社神戸製鋼所 Wire rod for steel wire and steel wire
CN104388826A (en) * 2014-10-12 2015-03-04 首钢总公司 Method for reducing hypereutectoid wire rod core network cementite

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU165184A1 (en) * 1963-05-09 1964-09-23 HIGH-STRENGTH ARMATURE STEEL
JPS55113839A (en) * 1979-02-23 1980-09-02 Kobe Steel Ltd Manufacture of direct patenting wire rod
JPS63179017A (en) * 1987-01-21 1988-07-23 Nippon Steel Corp Manufacture of extra high tension steel wire having superior ductility
JPS63179018A (en) * 1987-01-21 1988-07-23 Nippon Steel Corp Manufacture of extra high tension steel wire having superior ductility

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2862430D1 (en) * 1978-11-15 1984-08-23 Caterpillar Tractor Co Lower bainite alloy steel article
JPS60245722A (en) * 1984-05-21 1985-12-05 Kawasaki Steel Corp Manufacture of high tensile wire rod
JPS6324046A (en) * 1986-07-16 1988-02-01 Kobe Steel Ltd Wire rod for high toughness and high ductility ultrafine wire
JPH0653916B2 (en) * 1986-07-16 1994-07-20 日本鋼管株式会社 Wear resistant high performance rail with excellent ability to stop unstable fracture propagation
JPH064904B2 (en) * 1987-08-03 1994-01-19 株式会社神戸製鋼所 ▲ High ▼ strength oil tempered wire for spring

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU165184A1 (en) * 1963-05-09 1964-09-23 HIGH-STRENGTH ARMATURE STEEL
JPS55113839A (en) * 1979-02-23 1980-09-02 Kobe Steel Ltd Manufacture of direct patenting wire rod
JPS63179017A (en) * 1987-01-21 1988-07-23 Nippon Steel Corp Manufacture of extra high tension steel wire having superior ductility
JPS63179018A (en) * 1987-01-21 1988-07-23 Nippon Steel Corp Manufacture of extra high tension steel wire having superior ductility

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 12, no. 455 (C - 548) 29 November 1988 (1988-11-29) *
PATENT ABSTRACTS OF JAPAN vol. 4, no. 174 (C - 033) 2 December 1980 (1980-12-02) *
See also references of WO9428189A1 *

Also Published As

Publication number Publication date
DE69423619T2 (en) 2000-10-26
EP0708183A1 (en) 1996-04-24
DE69423619D1 (en) 2000-04-27
US5658402A (en) 1997-08-19
WO1994028189A1 (en) 1994-12-08
EP0708183B1 (en) 2000-03-22

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